2022 Vol. 36, No. 4

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2022, 36(4): 1-3.
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2022, 36(4): 1-1.
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Technology Development and Exploration
Research Progress on Application of Cement Soil Mixing Pile in Gravel Stratum
Liang Tao, Zhong Jianwen, Guan Yanpeng, Liu Xiaoli, Gao Yanwei
2022, 36(4): 259-266. doi: 10.3969/j.issn.1007-2993.2022.04.001
[Abstract](718) [FullText HTML] (71) [PDF 842KB](85) [Cited by] (4)
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Gravel stratum has low compressibility and high shear strength. There are some technical problems in the application of cement soil mixing pile method in gravel stratum. The application of cement soil mixing pile in gravel stratum was summarized, and the technical difficulties and main improvement m...
Stress Analysis of Contact Surface Between Tunnel Structure and Soil in Yellow Clay Area
Zhao Jiangtao
2022, 36(4): 267-270. doi: 10.3969/j.issn.1007-2993.2022.04.002
[Abstract](124) [FullText HTML] (57) [PDF 1035KB](23) [Cited by] (1)
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In order to study the mechanical properties of the interface between tunnel support structure and surrounding rock in yellow clay area, the basic mechanical test and three-dimensional numerical simulation of the contact surface were carried out, and the development law of the stress and deformation ...
Upper Bound Analysis and Application for Shield Supporting Pressure in Vertical Layered Soil Stratum
Jin Cheng, Wu Fan, Sun Qianwei, Gong Qiuming, Han Peng
2022, 36(4): 271-277. doi: 10.3969/j.issn.1007-2993.2022.04.003
[Abstract](136) [FullText HTML] (54) [PDF 1555KB](25) [Cited by] (3)
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In order to determine the shield supporting pressure for subway tunnel face in vertical layered soil stratum, based on wedge failure mode, the calculation formula of supporting pressure was derived by upper bound method of limit analysis. Under certain constraints, the optimal solution of supporting...
Simulation Analysis on the Evolution Process of Rainfall-induced Landslide Under Dry-wet Conditions
Zhou Yingbo, Chai Shaobo, Zhou Qiupeng, Duan Zhiqiang, Wang Jin
2022, 36(4): 278-283. doi: 10.3969/j.issn.1007-2993.2022.04.004
[Abstract](136) [FullText HTML] (55) [PDF 2375KB](37) [Cited by] (3)
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The geological hazards of rainfall-induced accumulation slope are very common in south of China. It is of great theoretical and practical significance to reveal the law of instability evolution for the monitoring and early warning of soil landslide in mountainous and hilly areas of China. Based on t...
Solutions and Measures for TBM Extrication in Extremely Weak and Broken Water Rich Formation
Li Xiaobin
2022, 36(4): 284-288. doi: 10.3969/j.issn.1007-2993.2022.04.005
[Abstract](106) [FullText HTML] (242) [PDF 2892KB](20)
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When the horizontal pilot tunnel TBM of a railway tunnel project passes through the weak, broken and water rich stratum, it burst and collapsed. In the process of geological exploration and pipe shed construction, abnormal conditions occurred, such as excessive drilling pressure, mud wrapped drillin...
Coast Construction of Large Diameter Open Steel Pipe Pile Driving Analysis and Bearing Properties Research
Zhang Zhaobin, Zhang Kaiwei, Zhao Haichao, Liu Qingyu, Zhou Shihao
2022, 36(4): 289-294. doi: 10.3969/j.issn.1007-2993.2022.04.006
[Abstract](117) [FullText HTML] (49) [PDF 1183KB](24) [Cited by] (3)
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Large diameter open steel pipe pile is proposed to be used for the foundation pile of a power plant wharf project. In order to obtain the design and construction parameters of engineering pile, the pre-construction test pile was carried out. During the test, the stress and deformation characteristic...
Quantitative Analysis of the Maximum Water Level Prediction in Beijing Mi-Huai-Shun Water Source Area
Sun Yili, Guo Xiaoguang, Yu Hongkun, Wei Ning, Zhen Zhen
2022, 36(4): 295-300. doi: 10.3969/j.issn.1007-2993.2022.04.007
[Abstract](105) [FullText HTML] (62) [PDF 5784KB](31) [Cited by] (2)
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By analyzing the variation and influencing factors of groundwater level, the dynamic characteristics of groundwater level in a single aquifer structure area in Miyun, Huairou and Shunyi in Beijing are divided into four stages: groundwater balance period (1960s—late 1970s), groundwater overexploitati...
Design and Implementation of Immovable Cultural Relics Display System
Du Wenxiao, Sun Yuanping, Chen Lei, Chen Zhen, Li Shifeng
2022, 36(4): 301-304. doi: 10.3969/j.issn.1007-2993.2022.04.008
[Abstract](172) [FullText HTML] (44) [PDF 1161KB](22) [Cited by] (2)
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As an important cultural heritage in China, immovable cultural relics have been damaged to varying degrees due to wind and rain erosion all the year around, and some of them have been damaged. Therefore, it is of great significance to display, publicize and promote the geographical information of ea...
Discussion on Design Method of Single Point Pile-anchor Supporting Structure
Xu Kunkun, Zhu Yanzhi, Jiu Yongzhi, Qi Chunwei
2022, 36(4): 305-310. doi: 10.3969/j.issn.1007-2993.2022.04.009
[Abstract](201) [FullText HTML] (59) [PDF 1403KB](46) [Cited by] (4)
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In order to optimize the design of single-point pile-anchor support for deep foundation pit, both safety reliability and economic rationality should be guaranteed. Based on an engineering example, static equilibrium method, equivalent beam method, elastic fulcrum method and finite element method wer...
Application of Grouting Filling Technology in Foundation Treatment of Goaf
Jin Bao, Cai Guanjun, Yan Fei
2022, 36(4): 311-316. doi: 10.3969/j.issn.1007-2993.2022.04.010
[Abstract](484) [FullText HTML] (116) [PDF 6794KB](56) [Cited by] (6)
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With the continuous promotion of urbanization and the in-depth development of urban construction, the demand for development and construction in goaf is increasing. The concealment and uncertainty of goaf treatment are analyzed from the aspects of the distribution of goaf, the comparison and selecti...
Detection and Adjustment of Gross Errors In Survey Data
Chen Lei, Yao Peijun, Sun Yuanping, Wang Lan
2022, 36(4): 317-322. doi: 10.3969/j.issn.1007-2993.2022.04.011
[Abstract](328) [FullText HTML] (60) [PDF 547KB](46) [Cited by] (1)
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Baarda's traditional gross error test method was used to test and eliminate the gross errors in the data. The data with gross errors were processed by robust estimation method and traditional adjustment method respectively, and the results were compared with those before adding gross errors. The adv...
Study on Stability of Advance Self-propelled Anchor Rod for Fault Breccia Tunnel
Wang Yan, Ren Dongwei, Li Tao, Chen Daikun
2022, 36(4): 323-328. doi: 10.3969/j.issn.1007-2993.2022.04.012
[Abstract](67) [FullText HTML] (29) [PDF 1973KB](20)
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For heavily weathered fault breccia tunnel, advance support is prone to problems such as jamming and difficulty in forming holes, and tunnel excavation can easily cause tunnel face collapse, resulting in safety hazards. In order to solve the problem of advance construction in fault breccia tunnel, a...
Application of Glass Fiber Reinforced Bar Anchor in Foundation Pit Engineering
Wang Wei, Wang Haicheng, Liu Zhiping
2022, 36(4): 329-333. doi: 10.3969/j.issn.1007-2993.2022.04.013
[Abstract](214) [FullText HTML] (57) [PDF 1929KB](40) [Cited by] (5)
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The application of glass fiber reinforced bar as anchor rod body in foundation pit engineering is introduced through engineering examples. The use of glass fiber reinforced bar instead of ordinary reinforced anchor rod or steel strand anchor cable effectively solves the problem that the rigid struct...
echnology Development and Exploration
Design and Application of Top-down Construction Method Pier Type Retaining Wall in Soil-rock Combined Deep Foundation Pit Support
Deng Chao, Du Yingping, Tian Pengfei
2022, 36(4): 334-339. doi: 10.3969/j.issn.1007-2993.2022.04.014
[Abstract](101) [FullText HTML] (40) [PDF 1564KB](29) [Cited by] (5)
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In the floodplain area of mountainous areas, the upper soil layer is relatively thin and low in strength, while the underlying bedrock has high strength, thick thickness and stable distribution. Excavation of deep foundation pits under such geological conditions, when the surrounding environment of ...
Experimental Research
Comparative Study on Creep Characteristics of Fine Coral Sand, Quartz Sand and Cohesive Soil
Li Jianguang, Zhang Qichang, Wang Duli, Wang Lu, Liu Shaobo
2022, 36(4): 340-344. doi: 10.3969/j.issn.1007-2993.2022.04.015
[Abstract](86) [FullText HTML] (43) [PDF 2028KB](27) [Cited by] (1)
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The hydraulic fill foundation for coral sand is mainly composed of coral sand, coral branches and reef limestone fragments, which are dredged by trailing suction or cutter suction. The coral sand particles are uneven in size and irregular in distribution, with edges and internal pores. The long-term...

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